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N N 46 ClSO3H 47 O N N 48 OO S Cl O 85% NRR1 NaHCO3 neat N N 49 OO S N R1 OR 85% Green effeicient and solvent free approach to afford derivatives in good to excellent 74-92% yield R = H, C2H5; R1 = Aryl Scheme 2. Synthesis of substituted quinoxaline sulfonammiddee dde...